<%@ page import="java.util.HashMap" %>
<%@ page import="java.util.Map" %><%--
  Created by IntelliJ IDEA.
  User: 14533
  Date: 2022/1/30
  Time: 14:58
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
    <%
        Map<String, Object> map = new HashMap<>();
        map.put("a.a.a", "aaaValue");
        map.put("b+b+b", "bbbValue");
        map.put("c-c-c", "cccValue");
        map.put("e", "eeeValue");
        request.setAttribute("map", map);
    %>
    ${map["a.a.a"]} <br/>
    ${map.get("a.a.a")} <br/>

    ${map.e}
</body>
</html>
